There has always been a lot of interest in accelerating brain function with the use of drugs and chemicals but I'm not aware of anything yet that stimulates the hippocampus to store long term memory.
Editors Contribution(0.00 / 0 votes)Rate this definition: alternating current. Is a type of electric current that changes direction periodically during the cycle. Alternating current is a type of electric current used in most household electricity systems in the US and throughout Europe.
Charge and current. Electric current is the rate of flow of electric charge. No current can flow if the circuit is broken - for example, when a switch is open. An electric current flows when electrons move through a conductor, such as a metal wire. Metals are good conductors of electricity.